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Clinical Trials/NCT01410149
NCT01410149
Completed
Not Applicable

The Influence of Mode and Patient-ventilator Interaction on Sleep Quality in the ICU

Lawson Health Research Institute1 site in 1 country13 target enrollmentApril 2007

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Respiratory Failure
Sponsor
Lawson Health Research Institute
Enrollment
13
Locations
1
Primary Endpoint
Sleep quality
Status
Completed
Last Updated
13 years ago

Overview

Brief Summary

Patients requiring mechanical ventilation in the ICU will undergo three consecutive nights of polysomnography to record sleep patterns while receiving three modes of mechanical ventilation; Proportional assist ventilation (PAV), Pressure support ventilation (PSV), Assist control ventilation (ACV), applied in random order. The purpose is to determine the effect of mode of mechanical ventilation on patient-ventilator asynchrony and sleep quality.

Registry
clinicaltrials.gov
Start Date
April 2007
End Date
December 2011
Last Updated
13 years ago
Study Type
Interventional
Study Design
Crossover
Sex
All

Investigators

Responsible Party
Principal Investigator
Principal Investigator

Karen Bosma

Principal Investigator

Lawson Health Research Institute

Eligibility Criteria

Inclusion Criteria

  • Age 18-75
  • received mechanical ventilation \>72 hours
  • glasgow coma scale \>10
  • acute physiology score \<13
  • ready for partial ventilatory support: intact respiratory drive, PaO2/FiO2 ratio \>200 on positive end expiratory pressure (PEEP) less than or equal to 5 cmH2O, and PH of 7.35 to 7.45
  • sedation: analgesia at dose not higher than 0.01 mg/kg/hr morphine equivalent x 48 hours, sedation at dose not higher than 0.01 mg/kg/hr lorazepam equivalent x 72 hours.
  • anticipate ongoing need for partial ventilatory support for the following 72 hours

Exclusion Criteria

  • Successful completion of spontaneous breathing trial
  • Neurological injury, encephalopathy or abnormal EEG
  • History of central sleep apnea
  • General anaesthesia within 72 hours from study entry
  • Requiring haloperidol \>10 mg/24 hours
  • hemodynamically unstable

Outcomes

Primary Outcomes

Sleep quality

Time Frame: 3 nights

Sleep fragmentation (number of arousals and awakenings/hr sleep), sleep architecture (% time asleep spent in Stage 1, 2, 3/4 and REM sleep)

Secondary Outcomes

  • Patient-ventilator asynchrony(3 nights)

Study Sites (1)

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